CLASS uv net/minecraft/server/world/chunk/light/ServerLightingProvider FIELD a LOGGER Lorg/apache/logging/log4j/Logger; METHOD a light (Lbsd;IIZ)Ljava/util/concurrent/CompletableFuture; ARG 2 x ARG 3 z METHOD a (Let;I)V ARG 1 pos METHOD y_ tick ()V